🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.49 AU - 0.81 AU

Year: 187 Days

Day: 46.4 Hours

Environment

Temp: 167 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,597,857 km

• M1: 98,735 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.79 AU - 1.17 AU

Year: 346 Days

Day: 23 Hours

Environment

Temp: 97 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,597,857 km

• M1: 474,076 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.4

Radius: 13.7

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.83 AU - 6.89 AU

Year: 5717 Days

Day: 5.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,597,857 km

• M1: 170,392 km (0.041 R)
• M2: 643,420 km (0.109 R)
• M3: 1,096,552 km (0.081 R)
• M4: 1,694,495 km (0.044 R)
• M5: 2,792,992 km (0.102 R)
• M6: 3,722,145 km (0.113 R)
• M7: 4,659,375 km (0.1 R)
• M8: 7,322,965 km (0.109 R)
• M9: 10,268,547 km (0.068 R)
• M10: 10,921,841 km (0.095 R)
• M11: 11,602,811 km (0.09 R)
• M12: 21,300,044 km (0.054 R)
• M13: 22,363,834 km (0.12 R)
• M14: 23,703,035 km (0.078 R)
• M15: 24,680,058 km (0.073 R)
• M16: 26,109,915 km (0.115 R)
• M17: 26,714,440 km (0.118 R)
• M18: 28,311,995 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.2

Radius: 8

Gravity: 14.05 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.47 AU - 7.93 AU

Year: 6182 Days

Day: 10.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,597,857 km

• M1: 99,931 km (0.073 R)
• M2: 372,648 km (0.104 R)
• M3: 671,844 km (0.112 R)
• M4: 1,275,471 km (0.112 R)
• M5: 1,566,290 km (0.112 R)
• M6: 1,931,458 km (0.084 R)
• M7: 2,200,435 km (0.083 R)
• M8: 2,756,042 km (0.113 R)
• M9: 4,274,310 km (0.099 R)
• M10: 5,197,928 km (0.073 R)
• M11: 6,350,729 km (0.077 R)
• M12: 6,663,837 km (0.111 R)
• M13: 7,321,021 km (0.097 R)
• M14: 8,345,616 km (0.103 R)
• M15: 8,892,397 km (0.028 R)
• M16: 9,734,184 km (0.091 R)
• M17: 11,070,093 km (0.067 R)
• M18: 14,755,586 km (0.094 R)
• M19: 19,989,267 km (0.066 R)
• M20: 21,043,783 km (0.079 R)
• M21: 22,293,823 km (0.096 R)
• M22: 22,694,446 km (0.08 R)
• M23: 28,536,392 km (0.031 R)
• M24: 30,950,453 km (0.103 R)
• M25: 31,549,593 km (0.079 R)
• M26: 34,235,024 km (0.076 R)
• M27: 35,091,023 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.8

Radius: 10.8

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.96 AU - 8.92 AU

Year: 8740 Days

Day: 13.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,597,857 km

• M1: 134,638 km (0.033 R)
• M2: 502,649 km (0.1 R)
• M3: 847,322 km (0.109 R)
• M4: 1,500,018 km (0.081 R)
• M5: 2,719,540 km (0.085 R)
• M6: 3,548,162 km (0.085 R)
• M7: 4,537,303 km (0.037 R)
• M8: 5,112,208 km (0.043 R)
• M9: 5,667,366 km (0.046 R)
• M10: 8,475,767 km (0.082 R)
• M11: 9,301,696 km (0.081 R)
• M12: 9,734,333 km (0.056 R)
• M13: 10,796,329 km (0.069 R)
• M14: 14,702,479 km (0.087 R)
• M15: 15,356,670 km (0.092 R)
• M16: 19,696,654 km (0.101 R)
• M17: 20,491,767 km (0.057 R)
• M18: 27,054,925 km (0.087 R)
• M19: 37,975,419 km (0.115 R)
• M20: 38,587,724 km (0.05 R)
• M21: 39,581,053 km (0.058 R)
• M22: 41,360,370 km (0.052 R)
• M23: 44,941,444 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148

Radius: 11.4

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.28 AU - 12.88 AU

Year: 12267 Days

Day: 7.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,597,857 km

• M1: 142,417 km (0.067 R)
• M2: 551,567 km (0.073 R)
• M3: 958,773 km (0.086 R)
• M4: 1,443,021 km (0.082 R)
• M5: 1,804,001 km (0.112 R)
• M6: 2,321,759 km (0.085 R)
• M7: 3,816,690 km (0.061 R)
• M8: 4,676,729 km (0.116 R)
• M9: 5,601,692 km (0.092 R)
• M10: 6,187,368 km (0.088 R)
• M11: 8,308,666 km (0.104 R)
• M12: 12,960,711 km (0.069 R)
• M13: 20,942,655 km (0.102 R)
• M14: 23,043,757 km (0.117 R)
• M15: 26,880,493 km (0.076 R)
• M16: 28,635,276 km (0.073 R)
• M17: 30,652,305 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.2

Radius: 5.2

Gravity: 20.79 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 13.86 AU - 15.6 AU

Year: 20151 Days

Day: 19.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,597,857 km

• M1: 66,571 km (0.056 R)
• M2: 229,184 km (0.113 R)
• M3: 571,015 km (0.1 R)
• M4: 1,738,028 km (0.095 R)
• M5: 2,364,993 km (0.085 R)
• M6: 2,658,803 km (0.12 R)
• M7: 3,688,036 km (0.042 R)
• M8: 4,020,892 km (0.097 R)
• M9: 4,275,358 km (0.07 R)
• M10: 5,030,976 km (0.106 R)
• M11: 5,251,633 km (0.097 R)
• M12: 5,673,050 km (0.111 R)
• M13: 6,714,401 km (0.086 R)
• M14: 7,975,661 km (0.104 R)
• M15: 10,239,376 km (0.113 R)
• M16: 12,161,858 km (0.107 R)
• M17: 17,195,677 km (0.07 R)
• M18: 17,528,831 km (0.084 R)
• M19: 24,705,789 km (0.098 R)
• M20: 25,023,535 km (0.111 R)
• M21: 25,451,385 km (0.106 R)
• M22: 28,121,707 km (0.091 R)
• M23: 31,714,599 km (0.046 R)
• M24: 32,341,713 km (0.102 R)
• M25: 34,667,960 km (0.085 R)
• M26: 37,380,618 km (0.102 R)
• M27: 38,362,579 km (0.086 R)
• M28: 47,332,168 km (0.082 R)
• M29: 52,212,350 km (0.113 R)
• M30: 52,386,332 km (0.044 R)
• M31: 54,863,374 km (0.034 R)
• M32: 61,008,854 km (0.116 R)
• M33: 68,844,192 km (0.045 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 18,218 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit